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Remove unused LogicalScanNodeTable's properties #5055
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andyfengHKU
reviewed
Mar 15, 2025
| #include "planner/operator/persistent/logical_insert.h" | ||
| #include "planner/operator/persistent/logical_merge.h" | ||
| #include "planner/operator/persistent/logical_set.h" | ||
| #include <planner/operator/scan/logical_scan_node_table.h> |
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change <> to "" for consistency
| std::make_shared<LogicalProjection>(std::move(expressions), op->getChild(childIdx)); | ||
| auto child = op->getChild(childIdx); | ||
| // reset scan node table properties | ||
| if (child->getOperatorType() == LogicalOperatorType::SCAN_NODE_TABLE) { |
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I would add a new optimizer that remove any unnecessary projection instead of coupling the logic inside projection push down optimizer.
| if (scanNodeTable.getProperties().empty()) { | ||
| return false; | ||
| } | ||
| bool hasPropertiesInUse = false; |
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First I wanna understand on which query this optimization will take effect so that we can add test & benchmark.
Second, I think we can do better than clearProperty. Scan operator can scan a subset of its current properties.
| } | ||
| scanState = std::make_unique<NodeTableScanState>( | ||
| resultSet->getValueVector(info.nodeIDPos).get(), outVectors, outVectors[0]->state); | ||
| if (outVectors.empty()) { |
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@ray6080 should review this.
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